[Iaude] MPEC K89: 2023 FM57 [a=43.13,e=0.18,i=22.9,H=7.3]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-K89                                  Issued 2024 May 23, 18:09 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.
			  
             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2023 FM57                                    


Observations:
     K23F57M*5C2023 03 21.42224 13 15 53.809+06 08 20.05         22.9 rVEK089T09
     K23F57M 5C2023 03 21.60881 13 15 52.967+06 08 27.62         23.0 rVEK089T09
     K23F57M 5C2023 06 11.00523 13 10 25.471+06 38 21.29         23.0 rVEK089304
     K23F57M 5C2023 06 11.10436 13 10 25.270+06 38 21.04         23.1 rVEK089304
     K23F57M 5C2023 06 23.12429 13 10 10.040+06 36 48.45         23.0 rVEK089304
     K23F57M 5C2024 04 12.17820 13 20 48.656+06 16 06.40         23.0 rVEK089304
     K23F57M 5C2024 04 12.19262 13 20 48.552+06 16 06.77         23.0 rVEK089304
     K23F57M 5C2024 05 04.16765 13 19 04.768+06 26 28.70         23.1 rVEK089304
     K23F57M 5C2024 05 04.19271 13 19 04.649+06 26 29.20         23.1 rVEK089304

Observer details:
304 Las Campanas Observatory.  Observers S. S. Sheppard, C. Trujillo, K.
    Farrell, J. Simon.  Measurer S. S. Sheppard.  6.5-m Magellan-Baade
    telescope + CCD.
T09 Subaru Telescope, Maunakea.  Observers S. S. Sheppard, D. J. Tholen, C.
    Trujillo.  Measurer S. S. Sheppard.  8.2-m Subaru reflector + CCD.

Orbital elements:
2023 FM57                                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 320.36418              (2000.0)            P               Q                  
n   0.00347977     Peri.   92.03218     -0.24600172     +0.96201206             
a  43.1290003      Node   162.30417     -0.96926105     -0.24466438             
e   0.1844050      Incl.   22.92239     +0.00402081     -0.12112860             
P 283              H    7.38          G   0.15           U   6                  
Residuals in seconds of arc
230321 T09  0.1-  0.1-    230611 304  0.1-  0.1+    240412 304  0.2-  0.0
230321 T09  0.1+  0.1-    230623 304  0.2+  0.2+    240504 304  0.0   0.0
230611 304  0.0   0.0     240412 304  0.3+  0.1+    240504 304  0.1-  0.1-

Ephemeris:
2023 FM57                a,e,i = 43.13, 0.18, 23                 q = 35.1758
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    13 19 56.2 +06 21 45  36.8020 37.7380   158.3     0.6    23.2
...
2024 05 08    13 18 48.1 +06 27 49  36.8949 37.7319   145.6     0.9    23.2
...
2024 05 16    13 18 15.7 +06 30 05  36.9674 37.7286   138.3     1.0    23.3
...
2024 05 22    13 17 53.9 +06 31 19  37.0310 37.7262   132.8     1.1    23.3
2024 05 23    13 17 50.4 +06 31 29  37.0423 37.7258   131.9     1.1    23.3
2024 05 24    13 17 47.1 +06 31 38  37.0538 37.7254   131.0     1.2    23.3
...
2024 05 30    13 17 28.4 +06 32 19  37.1267 37.7230   125.4     1.3    23.3
...
2024 06 07    13 17 07.8 +06 32 33  37.2333 37.7197   118.0     1.4    23.3
...
2024 06 22    13 16 43.8 +06 30 59  37.4546 37.7137   104.0     1.5    23.3

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K89